OpenTechnical

OT-2026-000009674

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000009674) never changes.

Identity and time

Publication numberOT-2026-000009674 · never reused
Internal UUID01a0ae6b-7564-7435-acab-3f217da31a5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009674
StatusPUBLIC

Content hashes

Canonical text2de37c8fd2c38508deb2e73066eeedfde96eadcb424e108ebe94a3ffb1e572a2
Markdownb5f7b9c834a11668d439c2bd031c221acdee46665d368c359efa637a4869b169
PDF
Publication pagef6027b547ee3e6d63613dc1c24289fee31d750ae481e35b43d12b4fa60ea3bca
Manifeste2d6385859ab469684101bcadd60e4cb2bb630ee1298e8de0b8bc547758f0697

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureMyscByeYLgOIxnLP6WU37kXldJXB9bfRhSCR3U6OtIeVSdMZge6uMW1VqnmG3vHTbWflz+QuSoAc+9hYtg4tDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:09.054065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009674
observed f6027b547ee3e6d63613dc1c24289fee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:09.030133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009674/manifest.json
observed e2d6385859ab469684101bcadd60e4cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:09.004229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009674/publication.md
observed b5f7b9c834a11668d439c2bd031c221a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.985694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009674/publication.txt
observed 2de37c8fd2c38508deb2e73066eeedfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.